9. Crematogaster cephalotes. Worker. Length 1-1 1/4 line.-Testaceous: head very large, smooth and shining; the antennae, clypeus and mandibles pale testaceous. Thorax deeply constricted in the middle, rugose in front, with a smooth shining space before the constriction; the metathorax deeply excavated, having on each side an acute spine; the tibiae and tarsi pale testaceous. Abdomen heartshaped; the basal node flattened anteriorly, with the sides angulated, the second node globose. Worker minor.-Differs in having the head proportionally smaller, the thorax being smooth and shining above. Hab. Borneo (Sarawak). (Coll. W. W. Saunders, Esq.)

Published as part of Smith, F., 1858, Catalogue of the hymenopterous insects in the collection of the British Museum. Part VI. Formicidae., London :British Museum on page 137